ILLUMINA, INC. — Director's Dealing 2011

Mar 11, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ILLUMINA INC (ILMN)
CIK: 0001110803
Period of Report: 2011-03-09

Reporting Person: HENRY CHRISTIAN O (Sr VP & CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-03-09	Common Stock	M	4400	$5.23	Acquired	33855	Direct
2011-03-09	Common Stock	S	4400	$65.838	Disposed	29455	Direct
2011-03-09	Common Stock	M	600	$5.23	Acquired	30055	Direct
2011-03-09	Common Stock	S	600	$66.605	Disposed	29455	Direct
2011-03-09	Common Stock	M	6869	$20.04	Acquired	36324	Direct
2011-03-09	Common Stock	S	6869	$65.8676	Disposed	29455	Direct
2011-03-09	Common Stock	M	631	$20.04	Acquired	30086	Direct
2011-03-09	Common Stock	S	631	$66.6537	Disposed	29455	Direct
2011-03-09	Common Stock	M	4300	$32.485	Acquired	33755	Direct
2011-03-09	Common Stock	S	4300	$65.8291	Disposed	29455	Direct
2011-03-09	Common Stock	M	700	$32.485	Acquired	30155	Direct
2011-03-09	Common Stock	S	700	$66.5814	Disposed	29455	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-03-09	Non-Qualified Stock Option (right to buy)	$5.23	M	5000	Disposed	2015-06-06	Common Stock (5000)	Direct
2011-03-09	Non-Qualified Stock Option (right to buy)	$20.04	M	7500	Disposed	2017-01-25	Common Stock (7500)	Direct
2011-03-09	Non-Qualified Stock Option (right to buy)	$32.485	M	5000	Disposed	2018-01-29	Common Stock (5000)	Direct

Footnotes

F1: The sale was made pursuant to a 10b5-1 plan.

F2: Weighted average sale price representing 4,400 shares sold ranging from $65.44 to $66.40 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.

F3: Weighted average sale price representing 600 shares sold ranging from $66.46 to $67.04 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.

F4: Weighted average sale price representing 6,869 shares sold ranging from $65.45 to $66.44 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.

F5: Weighted average sale price representing 631 shares sold ranging from $66.46 to $67.18 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.

F6: Weighted average sale price representing 4,300 shares sold ranging from $65.44 to $66.43 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.

F7: Weighted average sale price representing 700 shares sold ranging from $66.44 to $67.09 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.